Ingredients:

250 g puff pastry
200 g frozen berries
1 tablespoon sugar
2 teaspoons sugar
1.5 teaspoon corn starch
1 apple
Vanilla sugar
1 egg

Directions:

Roll out the puff pastry and cut strips on one side.
Cook the berries in a saucepan with the sugar and cornstarch.
Fill the puff pastry with the berry mixture and the diced apple.
Roll up and use the previously cut strips to decorate.
Brush with beaten egg and sprinkle with sugar.
Bake in a preheated oven at 200° for 20-30 minutes.